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Can anyone explain what JSONP is, in layman terms? [duplicate]
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In essence not only one can request data from a foreign web server, now the foreign web server can inject any script into the the web page automatically and the client had no ability to even look at the code before it's executed! A long way backwards from substituti...
How do I get bit-by-bit data from an integer value in C?
... for more bits (up to 32 for an integer).
std::vector <bool> bits_from_int (int integer) // discern which bits of PLC codes are true
{
std::vector <bool> bool_bits;
// continously divide the integer by 2, if there is no remainder, the bit is 1, else it's 0
for (int i =...
UIDevice uniqueIdentifier deprecated - What to do now?
... @DarkDust: but since the active interface changes when you switch from wifi to cellular modem, the MAC address of the active interface should also change; unless you always pick a particular interface to get the MAC
– user102008
Aug 27 '11 at 1:01
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Difference between git stash pop and git stash apply
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git stash pop applies the top stashed element and removes it from the stack. git stash apply does the same, but leaves it in the stash stack.
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How to force IntelliJ IDEA to reload dependencies from build.sbt after they changed?
...he original question. The jetbrains bug says "When creating a new project, from an existing SBT project". The issue is that IntellliJ sometimes won't get the latest libraries, even with auto-import enabled. As @alefas points out, sometimes you have to force reload (ebven with a Scala plugin from 201...
What should be in my .gitignore for an Android Studio project?
... things you need to do to get a project up and running after a fresh clone from git using this particular .gitignore I strongly feel this is not what most people would need. Although I guess the number of up-votes tells me otherwise, but I still don't agree. At the very least, perhaps some informati...
cleanest way to skip a foreach if array is empty [duplicate]
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Not if initializing from a function/method. $items = get_stuff(). It's easier just to cast and falsy variables return an empty array.
– Keyo
Oct 4 '11 at 22:41
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Do threads have a distinct heap?
...Each thread has a private stack, which it can quickly add and remove items from. This makes stack based memory fast, but if you use too much stack memory, as occurs in infinite recursion, you will get a stack overflow.
Since all threads share the same heap, access to the allocator/deallocator mu...
SLF4J: Class path contains multiple SLF4J bindings
...sion (slf4j-log4j12) applicable for all? or should we find out the version from mvn dependency:tree?
– Lei Yang
Nov 11 '19 at 7:07
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Why would a JavaScript variable start with a dollar sign? [duplicate]
... common use in jQuery is to distinguish jQuery objects stored in variables from other variables.
For example, I would define:
var $email = $("#email"); // refers to the jQuery object representation of the dom object
var email_field = $("#email").get(0); // refers to the dom object itself
I fin...